On Oneplus community forum, company has officially posted the announcement.Android 11 Developer Preview 2 is an early adopter version and is still in development stage. So, users might face some issues and bugs.
Update log of DP 2 HydrogenOS 11 for Oneplus 8 Series:
System
• Overall visual refresh (including more immersive weather, more comfortable browsing of photo albums and notes, etc.)
• Fully optimize the large-screen operating experience, comfortable and convenient with one hand
• Built-in two brand-new fonts (Cang Er Jin Kai, Huakang Round Type), OnePlus Ying Hei font is upgraded to OnePlus Sans
• Added a new live wallpaper, combined with the time point of sunrise to sunset, the color of the wallpaper changes accordingly, echoing the changes in the sky
Information screen display
• Added the function of constant light display on the information screen, which can be selected as scheduled/all day. The setting method is: setting-display-the screen display is always on
• Added a custom style for the “Time” screen display. 10 clocks are available for the regular style. The setting method is: Settings-Personalization-Clock Style
Dark mode
• Added a shortcut switch for dark mode, pull down the shortcut settings to open
• The dark mode supports the setting of automatic opening and time period. The setting method is: setting-display-dark mode-automatic opening-according to sunset and sunrise / custom time opening
Meditation mode
• Added three new themes (ocean, space, grassland) and provide more duration options
• Added support for multi-person meditation mode, you can invite friends to meditation together
Photo album
• The smart album newly supports a week review function, which can intelligently generate videos according to the material situation to retain memories.
OnePlus
• Add OnePlus mutual transfer, quickly share files to surrounding devices, support OPPO, vivo, Realme, Xiaomi, Meizu and other brands
Most of the applications can be Installed on any oneplus device running Android 10 or above. It seems that the ZenMode, Gallery app, Screenshot app, Launcher, Weather app, and a couple of more apps are working. In fact, apps that have been extracted from OxygenOS 11 also seem to be available to download via APK Mirror.
A user who goes by the name Faiso333 on Reddit has shared a list of applications from HydrogenOS 11 that are working on the OnePlus 6T running on Android 10 with the software version 10.3.5.
That being said, in case you’d rather wait for the official Android 11 update to arrive on your phone, you can also check oneplus forum for more updates.